RB7013 Crossed Roller Bearing
High Rigidity and Compact Design for Precision Rotary Motion
The RB7013 Crossed Roller Bearing is designed for applications that demand exceptional rotational accuracy and load-bearing capacity within a compact structure. This model belongs to the RB (outer ring split, inner ring integral) series, featuring orthogonally arranged cylindrical rollers between V-shaped raceways. Its unique design ensures stable rotation and high stiffness, making it ideal for rotary tables, industrial robots, precision measuring equipment, and machine tool spindles.
| Model | RB7013 |
| Inner Diameter (mm) | 70 |
| Outer Diameter (mm) | 100 |
| Roller Pitch Diameter (Dpw) | 84 |
| Width (mm) | 13 |
|
Chamfer (rmin) |
0.6 |
| Shoulder Size (ds) | 78 |
| Shoulder Size (Dh) | 92 |
| Basic Load Rating (Radial) Cr kN | 19.4 |
| Basic Load Rating (Radial) Cor kN | 27.7 |
| Roller Arrangement | Crossed Cylindrical Rollers |
| Precision Grade | P5 / P4 / P2 |
| Cage Material | Brass / Resin (Optional) |
| Sealing Option | Open Type / Sealed Type |
| Lubrication | Lithium Grease (Standard) |
| Weight (kg) | 0.35 |
| Load Direction | Radial, Axial, and Moment Loads |
| Surface Treatment (Optional) | Phosphate Coating / Nickel Plating / Black Oxide |
| Available Clearance | C0 / C1 (Optional) |
Customization & Options:
TEDIN offers customization based on your application needs, including:
- Different preload levels (standard, light, or heavy)
- Special surface coatings for corrosion resistance
- Optional cage materials (brass, steel, or engineering polymer)
- Precision grades up to P2 available upon request
Why Choose TEDIN Crossed Roller Bearings?
As a professional crossed roller bearing manufacturer, TEDIN combines advanced production technology with strict quality assurance. Our RB series bearings, including the RB7013 model, are widely supplied to global OEMs in automation, robotics, and precision machining. We ensure every bearing meets the highest standards of accuracy, rigidity, and durability.
RB7013 Crossed Roller Bearing FAQ
Does RB7013 require frequent maintenance?
No. With its integrated inner ring and sealed lubrication options, the RB7013 requires minimal maintenance. When properly installed and operated within rated limits, it delivers long service life and stable performance.
How should RB7013 be installed to ensure maximum accuracy?
Ensure proper alignment of the inner and outer rings during installation. Use precision mounting tools and avoid excessive force. Tightening bolts evenly and maintaining the recommended axial and radial clearance will preserve rotation accuracy and load distribution.
Can RB7013 be customized for specific applications?
Yes. Customers can choose different cage materials (brass or resin), surface coatings (nickel, black oxide, phosphate), and sealed or open types. Precision grade (P5/P4/P2) and lubrication options can also be tailored for specific operational requirements.
What maintenance checks are recommended for RB7013?
- Regularly inspect for lubrication condition
- Check for unusual noise or vibration
- Ensure fasteners remain secure
- Verify that operating conditions remain within the rated speed, load, and temperature
- These steps help maintain stable performance and prevent premature wear.
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